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Definition of
ricin noun
from the Oxford Advanced American Dictionary
ricin
noun
noun
NAmE
/
/
ˈraɪsn
/
/
[
uncountable
]
jump to other results
a very poisonous substance obtained from the seeds of the
castor oil
plant
See
ricin
in the Oxford Advanced Learner's Dictionary
Check pronunciation:
ricin
Nearby words
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rickets
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